Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5827105 | Unit toy system | Norbert Felgenhauer, Peter Dziemballa | 1998-10-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5827105 | Unit toy system | Norbert Felgenhauer, Peter Dziemballa | 1998-10-27 |